C164CI8EMDBFXQMA1

Overview

The C164CI8EMDBFXQMA1 is a 16-bit microcontroller from the Infineon C166 family, operating at up to 20 MHz. It features 64 KBytes of OTP program memory and 2 KBytes each of internal RAM (IRAM) and extension RAM (XRAM). The device includes an on-chip CAN interface compliant with Rev. 2.0B, an 8-channel 10-bit A/D converter, and multiple capture/compare units. It utilizes an 80-pin MQFP package.

Feature Summary

• High-performance 16-bit CPU with a 4-stage pipeline supporting single-cycle context switching
• Integrated full-function Controller Area Network (CAN) interface with 15 message objects
• On-chip programmable watch dog timer and oscillator watch dog for system reliability
• Flexible external bus controller supporting multiplexed or demultiplexed address/data buses

Applications

• Cost-sensitive automotive applications requiring robust communication
• Industrial control systems utilizing CAN bus connectivity
• Embedded systems needing high-speed analog-to-digital conversion

Procurement Notes

Verify the exact ordering code against the official Infineon Product Catalog Microcontrollers, as ordering codes define specific temperature ranges and supply voltages. Confirm that the OTP derivative design step matches your programming requirements. Ensure compatibility with existing development tools such as C-compilers and emulators before procurement.

Selection Notes

Select this component when a balance of high CPU performance and cost efficiency is required. The C164CI derivatives are specifically designed for cost-sensitive applications. Consider the available on-chip memory modules and the enhanced I/O capabilities when evaluating system constraints. Verify that the 20 MHz operating frequency meets the timing requirements of the target application.

Part Context

This part belongs to the C164CI/SI and C164CL/SL derivatives within the broader C166 Family of single-chip CMOS microcontrollers. These devices combine high peripheral functionality with enhanced I/O capabilities. The C164CI series is distinguished by its support for OTP memory and full-function CAN interfaces, catering to specific embedded market needs.

Replacement Considerations

Public confirmed substitute part numbers: None identified in verified documentation.